Fell in love with Harry Styles (One Direction Fanafic)

They fell in love. They were the most cutes couple, they love each other alot she met the boys and had a great time, and she met her new best friends Eleanor, Demi, Perri, and Daniela. But then Harry and Amy did love each other more then anything but it got ruined when Harry's ex girlfriend Mia came back and found him. What did harry do Did Harry break her heart? Does he go with his Ex instead of the one he has been with and he truly loved?